11516650045 has 12 divisors (see below), whose sum is σ = 14446976796. Its totient is φ = 8812738880.

The previous prime is 11516650039. The next prime is 11516650049. The reversal of 11516650045 is 54005661511.

11516650045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3375377604 + 8141272441 = 58098^2 + 90229^2 .

It is not a de Polignac number, because 11516650045 - 2⁷ = 11516649917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11516650049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2174416 + ... + 2179705.

It is an arithmetic number, because the mean of its divisors is an integer number (1203914733).

Almost surely, 2^11516650045 is an apocalyptic number.

It is an amenable number.

11516650045 is a deficient number, since it is larger than the sum of its proper divisors (2930326751).

11516650045 is an equidigital number, since it uses as much as digits as its factorization.

11516650045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4354172 (or 4354149 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 11516650045 in words is "eleven billion, five hundred sixteen million, six hundred fifty thousand, forty-five".